Author contributions
F.L. conceived and designed the whole project; Z.H. improved the work;
L. C. and K. L. wrote the program and did the assay with RNA-Seq data.
Y. M. and Z. S. constructed the webserver of FastD; K. H. and H. X.
participate the discussion; L. C drafted the manuscript. H.X. and F. L.
improved and finalized the manuscript. All authors approved the final
manuscript.